Added game ID copy and join, so one person can create a game, send it to someone else, and the other person can join it

core/src/com/unciv/ui/cityscreen/ConstructionsTable.kt

@@ -150,7 +150,6 @@ class ConstructionsTable(val cityScreen: CityScreen) : Table(CameraStageBaseScre
         if (construction.canBePurchased()) {
             val constructionGoldCost = construction.getGoldCost(city.civInfo)
             purchaseConstructionButton = TextButton("Buy for [$constructionGoldCost] gold".tr(), CameraStageBaseScreen.skin)
-            purchaseConstructionButton.labelCell.pad(10f)
             purchaseConstructionButton.onClick("coin") {
                 YesNoPopupTable("Would you like to purchase [${construction.name}] for [$constructionGoldCost] gold?".tr(), {
                     cityConstructions.purchaseConstruction(construction.name)
@@ -166,6 +165,7 @@ class ConstructionsTable(val cityScreen: CityScreen) : Table(CameraStageBaseScre
             purchaseConstructionButton = TextButton("Buy".tr(), CameraStageBaseScreen.skin)
             purchaseConstructionButton.disable()
         }
+        purchaseConstructionButton.labelCell.pad(10f)
         add(purchaseConstructionButton).pad(10f).row()
 
 

core/src/com/unciv/ui/worldscreen/optionstable/WorldScreenMenuTable.kt

@@ -1,6 +1,7 @@
 package com.unciv.ui.worldscreen.optionstable
 
 import com.badlogic.gdx.Gdx
+import com.badlogic.gdx.graphics.Color
 import com.unciv.UnCivGame
 import com.unciv.logic.map.RoadStatus
 import com.unciv.models.gamebasics.tr
@@ -10,7 +11,11 @@ import com.unciv.ui.mapeditor.MapEditorScreen
 import com.unciv.ui.newgamescreen.NewGameScreen
 import com.unciv.ui.saves.LoadGameScreen
 import com.unciv.ui.saves.SaveGameScreen
+import com.unciv.ui.utils.setFontColor
+import com.unciv.ui.utils.toLabel
 import com.unciv.ui.worldscreen.WorldScreen
+import java.util.*
+import kotlin.collections.ArrayList
 
 class WorldScreenMenuTable(val worldScreen: WorldScreen) : PopupTable(worldScreen) {
 
@@ -47,6 +52,12 @@ class WorldScreenMenuTable(val worldScreen: WorldScreen) : PopupTable(worldScree
 
         addButton("Start new game".tr()){ UnCivGame.Current.screen = NewGameScreen() }
 
+        if(worldScreen.gameInfo.gameParameters.isOnlineMultiplayer){
+            addButton("Copy game ID to clipboard".tr()){ Gdx.app.clipboard.contents = worldScreen.gameInfo.gameId }
+        }
+
+//        addJoinMultiplayerButton()
+
         addButton("Victory status".tr()) { UnCivGame.Current.screen = VictoryScreen() }
 
         addButton("Options".tr()){
@@ -63,6 +74,37 @@ class WorldScreenMenuTable(val worldScreen: WorldScreen) : PopupTable(worldScree
 
         open()
     }
+
+    private fun addJoinMultiplayerButton() {
+        addButton("Join multiplayer".tr()) {
+            close()
+            val joinMultiplayerPopup = PopupTable(screen)
+            joinMultiplayerPopup.addGoodSizedLabel("Copy the game ID to your clipboard, and click the Join Game button!").row()
+            val badGameIdLabel = "".toLabel().setFontColor(Color.RED)
+            badGameIdLabel.isVisible = false
+            joinMultiplayerPopup.addButton("Join Game") {
+                val gameId = Gdx.app.clipboard.contents.trim()
+                try {
+                    UUID.fromString(gameId)
+                } catch (ex: Exception) {
+                    badGameIdLabel.setText("Invalid game ID!")
+                    badGameIdLabel.isVisible = true
+                    return@addButton
+                }
+                try {
+                    val game = OnlineMultiplayer().tryDownloadGame(gameId)
+                    UnCivGame.Current.loadGame(game)
+                } catch (ex: Exception) {
+                    badGameIdLabel.setText("Could not download game1!")
+                    badGameIdLabel.isVisible = true
+                    return@addButton
+                }
+            }.row()
+            joinMultiplayerPopup.add(badGameIdLabel).row()
+            joinMultiplayerPopup.addCloseButton()
+            joinMultiplayerPopup.open()
+        }
+    }
 }
 
 class WorldScreenCommunityTable(val worldScreen: WorldScreen) : PopupTable(worldScreen) {

core/src/com/unciv/ui/worldscreen/optionstable/WorldScreenOptionsTable.kt

@@ -69,6 +69,7 @@ class WorldScreenOptionsTable(val worldScreen:WorldScreen) : PopupTable(worldScr
             update()
         }
 
+
         innerTable.add("Auto-assign city production".toLabel())
         innerTable.addButton(if(settings.autoAssignCityProduction) "Yes".tr() else "No".tr()) {
             settings.autoAssignCityProduction= !settings.autoAssignCityProduction